1Infections and Immunoepidemiology Branch of the Division of Cancer Epidemiology and Genetics, National Cancer Institute, Bethesda, Maryland USA
2HPV Immunology Laboratory, Frederick National Laboratory for Cancer Research, Leidos, Biomedical Research, Inc, Frederick, MD USA
3Department of Epidemiology, Shanghai Cancer Institute, Shanghai, China
4School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
5Advanced Center for Chronic Diseases (ACCDiS), FONDAP, Santiago, Chile
6Department of General Surgery, Zhongshan Hospital, School of Medicine, Fudan University, Shanghai, China
7Hospital Dr. Hernan Henríquez Aravena, Temuco, Chile
8Anatomic Pathology Department, Medicine Faculty, Universidad de La Frontera, Temuco, Chile
9Department of Pathology, Shanghai Cancer Center, Fudan University, Shanghai, China
10Department of Pathology, The University of Texas MD Anderson Cancer Center, Houston, TX USA
11Stanford Cancer Institute, Palo Alto, CA USA
12Department of Health Research and Policy, Stanford School of Medicine, Palo Alto, CA USA
13Biostatistics Branch, Division of Cancer Epidemiology and Genetics, National Cancer Institute, Bethesda, MD USA
© The Author(s) 2020
Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.